Download INSTALLATION MANUAL

INSTALLATION
MANUAL
Four-way Cassette Type
Thank you very much for purchasing our air conditioner,
Before using your air conditioner, please read this manual carefully and keep it for future reference.
CONTENTS
PAGE
PRECAUTIONS........................................................................................1
INSTALLATION INFORMATION................................................................2
INSPECTING AND HANDLING THE UNIT.................................................2
ATTACHED FITTINGS..............................................................................3
INDOOR UNIT INSTALLATION.................................................................4
INSTALL THE CONNECTING PIPE...........................................................6
REFRIGERANT PIPE CONNECTION..........................................................7
CONNECT THE DRAIN PIPE.....................................................................8
Install according to this installation instructions strictly.
If installation is defective, it will cause water leakage,
electrical shock and fire.
When installing the unit in a small room, take measures
against to keep refrigerant concentration from exceeding
allowable safety limits in the event of refrigerant leakage.
Contact the place of purchase for information. Excessive
refrigerant in a closed ambient can lead to oxygen deficiency.
Use the attached accessories parts and specified parts
for installation.
otherwise, it will cause the set to fall, water leakage,
electrical shock fire.
WIRING...................................................................................................9
CONTROL..............................................................................................10
TROUBLE SHOOTING............................................................................12
TEST OPERATION.................................................................................12
Install at a strong and firm location which is able to
withstand the set' s weight.
If the strength is not enough or installation is not properly
done, the set will drop to cause injury.
The appliance must be installed 2.3m above floor.
The appliance shall not be installed in the laundry.
Before obtaining access to terminals, all supply circuits
must be disconnected.
1.
PRECAUTIONS
Be sure to be in conformity with the local, national and
international laws and regulations.
Read "PRECAUTIONS" carefully before installation.
The following precautions include important safty items.
Observe them and never forget.
Keep this manual with the owner's manual in a handy place
for future reference.
The safty precautions listed here are divided into two categories. In
either case, important safty information is listed which must be read
carefully.
WARNING
Failure to observe a warning may result in death.
CAUTION
Failure to observe a caution may result in injury or damage
to the equipment.
After completing the installation, make sure that the unit operates
properly during the start-up operation. Please instruct the customer
on how to operate the unit and keep it maintained.Also, inform
customers that they should store this installation manual along with
the owner's manual for future reference.
WARNING
Be sure only trained and qualified service personnel to
install, repair or service the equipment.
Improper installation, repair, and maintenance may result in
electric shocks, short-circuit, leaks, fire or other damage to
the equipment.
The appliance must be positioned so that the plug is
accessible.
The enclosure of the appliance shall be marked by word,
or by symbols, with the direction of the fluid flow.
For electrical work, follow the local national wiring
standard, regulation and this installation instructions. An
independent circuit and single outlet must be used.
If electrical circuit capacity is not enough or defect in
electrical work, it will cause electrical shock and fire.
Use the specified cable and connect tightly and clamp
the cable so that no external force will be acted on the
terminal.
If connection or fixing is not perfect, it will cause heat-up or
fire at the connection.
Wiring routing must be properly arranged so that control
board cover is fixed properly.
If control board cover is not fixed perfectly, it will cause
heat-up at connection point of terminal, fire or electrical
shock.
If the supply cord is damaged, it must be replaced by the
manufacture or its sevice agent or a similarly qualified
person in order to avoid a hazard.
An all-pole disconnection swith having a contact
separation of at least 3mm in all poles should be
connected in fixed wiring.
When carrying out piping connection, take care not to let
air substances go into refrigeration cycle.
Otherwise, it will cause lower capacity, abnormal high
pressure in the refrigeration cycle, explosion and injury.
Do not modify the length of the power supply cord or use
of extension cord, and do not share the single outlet with
other electrical appliances.
Otherwise, it will cause fire or electrical shock.
The temperture of refrigerant circuit will be high, please
keep the interconnection cable away from the copper
tube.
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1
Carry out the specified installation work after taking into
account strong winds, typhoons or earthquakes.
Improper installation work may result in the equipment falling
and causing accidents.
2.
INSTALLATION INFORMATION
If the refrigerant leaks during installation, ventilate the
area immediately.
Toxic gas may be produced if the refrigerant comes into the
place contacting with fire.
To install properly, please read this "installation manual" at
first.
After completing the installation work, check that the
refrigerant does not leak.
Toxic gas may be produced if the refrigerant leaks into the
room and comes into contact with a source of fire, such as a
fan heater, stove or cooker.
When installing the indoor unit or its tubing, please follow
this manual as strictly as possible.
The air conditioner must be installed by qualified persons.
If the air conditioner is installed on a metal part of the
building, it must be electrically insulated according to the
relevant standards to electrical appliances.
When all the installation work is finished, please turn on the
power only after a thorough check.
CAUTION
Ground the air conditioner.
Do not connect the ground wire to gas or water pipes,lightning
rod or a telephone ground wire.Incomplete grounding may
result in electric shocks.
Regret for no further announcement if there is any change
of this manual caused by product improvement.
INSTALLATION ORDER
Be sure to install an earth leakage breaker.
Failure to install an earth leakage breaker may result in
electric shocks.
Select the location;
Connect the outdoor unit wires , then connect the indoor
unit wires.
You are not allow to connect the air conditioner with the
power source until wiring and piping the air conditioner is
done.
Install the outdoor unit;
While following the instructions in this installation
manual, install drain piping in order to ensure proper
drainage and insulate piping in order to prevent
condensation.
Improper drain piping may result in water leakage and
property damage.
Wiring;
Install the indoor and outdoor units, power supply wiring
and connecting wires at least 1 meter away from
televisions or radios in order to prevent image
interference or noise.
Depending on the radio waves, a distance of 1 meter may not
be sufficient enough to eliminate the noise.
The appliance is not intended for use by young children
or infirm persons without supervision.
Install the indoor unit;
Install the connecting pipe ;
Connect the drain pipe;
Test operation.
3.
At delivery, the package should be checked and any damage should
be reported immediately to the service agent.
When handling the unit, take into account the following:
1
Fragile, handle the unit with care.
Keep the unit upright in order to avoid compressor
damage.
Don't install the air conditioner in the following locations:
There is petrolatum existing.
INSPECTING AND HANDLING THE UNIT
2
Choose on before hand the path along which the unit is to be
brought in.
3
Move this unit as originally package as possible.
4
When lifting the unit , always use protectors to prevent belt
damage and pay attention to the position of the unit’s centre of
gravity.
There is salty air surrounding (near the coast).
There is caustic gas (the sulfide, for example) existing in
the air (near a hot spring).
The Volt vibrates violently (in the factories).
In buses or cabinets.
In kitchen where it is full of oil gas.
There is strong electromagnetic wave existing.
There are inflammable materials or gas.
There is acid or alkaline liquid evaporating.
Other special conditions.
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4.
ATTACHED FITTINGS
Please check whether the following fittings are of full scope. If there are some spare fittings, please restore them carefully.
Four-way
Cassette
Four-way
Cassette (compact)
1. Expansible hook
4
4
2. Installation hook
4
4
3. Installation paper board
1
1
4. Bolt M6
4
5. Soundproof / insulation sheath
2
2
6. Out-let pipe pipe
1
1
7. Out-let pipe sheath
1
NAME
INSTALLATION FITTINGS
Tubing & Fittings
SHAPE
8. Out-let pipe clasp
Drainpipe Fittings
1
1
9. Tightening band
20
20
10. Remote controller
1
1
1
1
12. Mounting screw
(ST2.9×10-C-H)
2
2
13. Alkaline dry batteries (AM4)
2
2
1
1
15. Signal line
1
1
16. Connective pipe for
restriction assembly
1
1
Remote controller & Its Frame 11. Frame
14. Installation manual
Others
This manual
Cautions on remote controller installation:
Never throw or beat the controller.
SET TEMPERATURE(°C)
Before installation, operate the remote controller to determine its location in a
reception range.
SWING
VENT
ON/OFF
ECONOMIC
RUNNING
RESET
FAN
SPEED
TIMER
LOCK CANCEL
Do not install the remote controller in a place exposed to direct sunlight or close to a
heating source, such as a stove.
Note that the positive and negative poles are right positions when loading batteries.
This manual is subject to changes due to technological improvement without further
notices.
Mounting screw B
ST2.9x10-C-H
TEMP
MODE
Keep the remote controller at least 1m apart from the nearest TV set or stereo
equipment. (it is necessary to prevent image disturbances or noise interferences.)
FAN
HIGH
MED
LOW
AUTO
COOL
DRY
HEAT
Remote controller
holder
Remote
controller
Fig.4-1
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5.
INDOOR UNIT INSTALLATION
3
Please adjust the hexangular nuts on the four installation
hooks evenly, to ensure the balance of the body.
5.1 Installation place
If the drainpipe is awry, leakage will be caused by the
malfunction of the water-level switch.
(Refer to Fig.5-1,Fig.5-2,Fig.5-3 for specification.)
Adjust the position to ensure the gaps between the body
and the four sides of ceiling are even. The body's lower
part should sink into the ceiling for 10~12 mm (Refer to
Fig.5-5).
The indoor unit should be installed in a location that meets
the following reauirements:
The ceiling is horizontal, and its structure can endure the
weight of the indoor unit.
Use the transparent hose filled with water to check the
lever of the main body from the four sides or diagonal line
direction, the lever indicator also can check the lever from
four sides of the main body .(Refer to Fig.5-6)
The outlet and the inlet are not impeded, and the
influence of external air is the least.
Locate the air conditioner firmly by wrenching the nuts
after having adjusted the body's position well.
There is enough room for installation and maintenance.
The air flow can reach throughout the room.
The connecting pipe and drainpipe could be extracted out
easily.
There is no direct radiation from heaters.
CAUTION
Keep indoor unit, outdoor unit, power supply wiring and
transmission wiring at least 1 meter away from televisions
and radios. This is to prevent image interference and
noise in those electrical appliances. (Noise may be
generated depending on the conditions under which the
electric wave is generated, even if 1 meter is kept.)
New built houses and ceilings
1 In the case of new built house, the hook can be embedded
in advance (refer to the A.b mentioned above). But it should
be strong enough to bear the indoor unit and will not
become loose because of concrete shrinking.
2 After installing the body, please fasten the installation paper
board onto the air conditioner with bolts(M6X16) to
determine in advance the sizes and positions of the hole
opening on ceiling.(Refer to Fig.5-8)
Please first guarantee the flatness and horizontal of ceiling
when installing it.
Refer to the A.a mentioned above for others.
3 Refer to the A.c mentioned above for installation.
5.2 Install the main body
4 Remove the installation paper board.
The existing ceiling (to be horizontal)
1
Please cut a quadrangular hole of 600×600mm in the ceiling
according to the shape of the installation paper board.
(Refer to Fig.5-3,Fig.5-4)
The center of the hole should be at the same position of
that of the air conditioner body.
CAUTION
After installing the body, the four bolts(M6x12)must be
fastened to the air conditioner onto ensure the body is
grounded well.
Determine the lengths and outlets of the connecting pipe,
drainpipe and cables.
2
Necessary room
A 280
To balance the ceiling and to avoid vibration, please
enforce the ceiling when necessary.
Please select the position of installation hooks according to
the hook holes on the installation board.
Outlet
If the ceiling is extremely high, please determine the
length of the installation hook according to facts.
Inlet
Outlet
Ground
Fig.5-1
>1000
Face the concave side of the installation hooks toward the
expansible hooks. Determine the length of the installation
hooks from the height of ceiling, then cut off the
unnecessary part.
>2300
Drill four holes of Ø12mm, 50~50mm deep at the selected
positions on the ceiling. Then embed the expansible
hooks (fittings).
>1000
Cut the installation hook open in the middle position, then
use apropriate length of reinforcing rod (Ø12) to weld
together.
>1000
>1000
The length could be calculated from Refer to Fig.5-5:
Length=210+L(in general, L is half of the whole length of
the installation hook)
Fig.5-2
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4
A
NOTE
570(Body)
All the pictures in this manual are for explanation
purpose only. They may be slightly different from the
air conditioner you purchased(depend on
model).The actual shape shall prevail.
647(Panel)
523(Hook-location)
60
Drain side
5.3 Install The Panel
CAUTION
545(Hook-location)
570(Body)
Never put the panel face down on floor or against the
wall, or on bulgy objects.
(Unit: mm)
647(Panel)
Fig.5-3
Never crash or strike it.
A
Hook
Body
50
Ceiling
Remove the air-in grill.
Slide two grill switches toward the middle at the same time,
and then pull them up. (Refer to Fig.5-9)
26 0
Nut
1
Draw the grill up to an angle of about 45, and remove it.
(Refer to Fig.5-10)
Panel
600
Fig.5-4
176
10-12
L
H(ceiling height)
34
Body
Grid switch
Fig.5-9
Ceiling
Fig.5-5
45
Colourless
trans parent pipe
Horizontal
indicator
Fig.5-10
Fig.5-6
2
Install the panel
Align the swing motor on the panel to the tubing joints of the
body properly. ( Refer to Fig.5-11)
Hang the four fixed rope of the main body to the installation
cover and the other three covers of the swing motor: (Refer
to Fig.5-11 and )
CAUTION
Fig.5-7
Body
Fixing hole
installation paper board
The installation cover of the swing motor must sink into
the corresponding water receiver.
Central hole
Hook hole
Screw M5x16
(Accessory)
Installation paper board
Fig.5-8
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5
Install the panel on the main body with bolt (M5×16) and
washer. (Refer to Fig.5-11 )
6.
Adjust the four panel hook screws to keep the panel
horizontal, and screw them up to the ceiling evenly.
Regulate the panel in the direction of the arrow in Fig.5-11.
slightly to fit the panel's center to the center of the ceiling's
opening. Guarantee that hooks of four corners are fixed well.
INSTALL THE CONNECTING PIPE
Check whether the height drop between the indoor unit and
outdoor unit, the length of refrigerant pipe, and the number of the
bends meet the following requirements:
●
The max height drop and The length of refrigerant pipe deponding
on the ouotdoor unit.(If the height drop is more than 10m, you
had better put the outdoor unit over above the indoor unit.)
●
The number bends fewer than 15
●
Do not let air, dust, or other impurities fall in the pipe system
during the time of installation.
If the gap between the panel and ceiling still exists after
fastening the screws, the height of the indoor unit should
be modified again. ( Refer to Fig.5-14-left)
●
The connecting pipe should not be installed until the indoor and
outdoor units have been fixed already.
You can modify the height of the indoor unit through the
openings on the panel's four corners, if the lift of the
indoor unit and the drainpipe is not influenced (Refer to
Fig.5-14-right).
●
Keep the connecting pipe dry, and do not let moisture in during
installation.
Keep fastening the screws under the panel hooks, until the
thickness of the sponge between the body and the panel's
outlet has been reduced to about 4~6mm. The edge of the
panel should contact with the ceiling well. (Refer to Fig.5-12)
Malfunction described in Fig.5-13 can be caused by
inappropriate tightness the screw.
The Procedure of Connecting Pipes
Measure the necessary length of the connecting pipe, and make
it by the following way.
3
Hang the air-in grill to the panel, then connect the lead
terminator of the swing motor and that of the control box
with corresponding terminators on the body respectively.
●
Connect the indoor unit at first, then the outdoor unit.
4
Relocate the air-in grid in the procedure of reversed order,
install the air-in grid.
①
Bend the tubing in proper way. Dont harm them.
②
Daub the surfaces of the flare pipe and the joint nuts with frozen
oil, and wrench it for 3~4rounds with hands before fasten the
flare nuts. (Refer to Fig.6-1)
③
Be sure to use two wrenches simultaneously when you connect
or disconnect the pipes.
●
The stop valve of the outdoor unit should be closed absolutely
(as original state). Every time you connect it, first loosen the nuts
at the part of stop valve, then connect the flare pipe immediately
(in 5 minutes). If the nuts have been loosened for a long time,
dusts and other impurities may enter the pipe system and may
cause malfunction later. So please expel the air out of the pipe
with refrigerant before connection.
●
Expel the air (refer to the “Expel The Air”) after connecting the
refrigerant pipe with the indoor unit and the outdoor unit.Then
fasten the nuts at the repair-points.
Drain side
Steel rope
Steel rope
1
2
1
3
2
Swing motor installation cover
3
Cover
Swing motor installation cover
Cover
3
Swing motor side
Please operate according
to the direction of the arrow,
or it can not be disassembled
when it is necessary.
Fig.5-11
Body
Ceiling
Bolt, washer
4
Inlet air
Panel sealing foam
Panel foam2
Panel foam
Outlet air
Fig.5-12
Ceiling
Leakage
Air plate
Notices For Benable pipe.
Panel
Panel foam1
●
The bending angle should not exceed 90°C
●
Bending position is preferably in the bendable pipe. The larger
the better it is .
●
Do not bend the pipe more than three times.
Bend the connecting pipe of small wall thickness.
Dew
●
Cut out a desired concave at the bending part of the insulating
pipe.
●
Then expose the pipe(cover it with tapes after bending).
●
To prevent collapsing of deforming, please bend the pipe at its
biggest radius.
●
Use bender to get a small radius pipes.
Fig.5-13
Hexagon nut
Horizontal adjust ment
Ceiling
Fig.5-14
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6
Use the market brass pipe.
Be sure to use the same insulating materials when you buy the
brass pipe. (More than 9mm thick).
90 °± 4
45 °
±2
A
Use frozen oil
R0.4~0.8
Fig.7-2
Fig.6-1
Table.7-1
Bend the pipe with thumb
A(mm)
Outside diameter
Fig.6-2
Make the ends
straight
Fig.6-3
Locate The Pipe
Max
Min
Φ6.4mm
8.7
8.3
Φ9.5mm
12.4
12.0
Φ12.7mm
15.8
15.4
Φ15.9mm
19.0
18.6
Φ19.1mm
23.3
22.9
Fasten the nut
●
Drill a hole in the wall (suitable just for the size of the wall conduit,
90mm in general), then set on the fittings such as the wall conduit
and its cover.
●
Put the connecting tubing at the proper position, wrench the
nuts with hands then fasten it with a wrench. (Refer to
Fig.7-3)
●
Bind the connecting pipe and the cables together tightly with
binding tapes. Do not let air in, which will cause water leakage
by condensation.
●
Too large torque will harm the bellmouthing and too small will
cause leakage. Please determine the torque according to
Table.7-2.
●
Pass the bound connecting pipe through the wall conduit from
outside. Be careful of the pipe all ocation to do no damage to the
tubing.
Connect the pipes.
Then, open the stem of stop valves of the outdoor unit to make the refrigerant pipe connecting the indoor unit with the outdoor unit
fluently flow.
Be sure of no leakage by checking it with leak detector or soap
water.
Cover the joint of the connecting pipe to the indoor unit with the
sound proof/insulating sheath (fittings), and bind it well with the
tapes to prevent leakage.
7. REFRIGERANT PIPE CONNECTION
Fig.7-3
Table.7-2
Tubing size
Torque
Φ6.4mm
14.2~17.2N.m
Φ9.5mm
32.7~39.9N.m
Φ12.7mm
49.5~60.3N.m
Φ15.9mm
61.8~75.4N.m
Φ19.1mm
97.2~118.6N.m
7.1 Expel The Air
Flaring
●
Cut a pipe with a pipe cutter.
●
Insert a flare nut into a pipe and flare the pipe.
Lean
crude
burr
90
Fig.7-1
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7
7.2 Check The Leakage
The necessary filling amount of refrigerant
●
Refrigerant volume to be added is calculated according to
outdoor unit installation manual .Be sure to add refrigerant
measuring by a scale. L: The length of the pipe
●
Please record the quantity added and store it carefully for future
maintenance.
Check all the joints with the leak detector or soap water. (See
Fig.7-6 as a reference illustration)
Check-point of indoor unit
D
C
B
A
Expel the air with a vacuum pump (Refer to Fig.7-4) (Please
refer to its manual for the way of using manifold valve)
●
Loosen and remove the maintenance nuts of stop valves A
and B, and connect the charge hose of the manifold valve with
the maintenance terminator of stop valve A. (Be sure that stop
valves A and B are both closed)
●
Connect the joint of the charge hose with the vacuum pump.
●
Open the Lo-lever of the manifold valve completely.
●
Turn on the vacuum pump. At the beginning of pumping, loosen
the maintenance terminator nut of stop valve B a little to check
whether the air comes in (the sound of the pump changes, and
the indicator of compound meter turns below zero). Then fasten
the nut.
● When the pumping has finished, close the Lo-lever of the
manifold valve completely and turn off the vacuum pump.
● When you have pumped for over 15 minutes, please confirm
that the indicator of multimeter is on -1.0X105Pa (-76cmHg)
● Loosen and remove the quadrangle cover of stop valves A
and B to open stop valve A and B completely, then fasten them.
Check-point of outdoor unit
A......Lo-stop valve
B......Hi-stop valve
C,D..Joints of the connecting pipe to the indoor unit.
Fig.7-6
7.3 Insulation
Be sure to with insulating materials cover all the exposed parts
of the flare pipe joints and refrigerant pipe on the liquid-side and
the gas-side. Ensure that there is no gap between them.
Incomplete insulation may cause water condensation.
● Disassemble the charge hose from the repair-mouth of stop
valve A, and fasten the nut.
8. CONNECT THE DRAIN PIPE
Manifold valve
Multi-meter
8.1 Install The Drainpipe Of The Indoor Unit
Pressure meter
-76 cmHg
Lo-lever
1) The drainpipe can use PVC pipe (external diameter about 37～
39mm, inner diameter is 32mm).
Hi-lever
Charge hose
Charge hose
2) Joint drainpipe connector to the end side of water pumping pipe,
and fix drainpipe together with water outflow pipe and thermal
insulation tube by clasp of water outflow pipe (attached).
Vacuum pump
Lo-lever
Fig.7-4
All the stop valves should be opened before test operation.
Each air conditioner has two stop valves of different sizes on
the side of the outdoor unit which operate as Lo-stop value,
respectively. (Refer to Fig.7-5)
CAUTION
Don’t use forcing strength to crack the water-pumping pipe.
3) Water-pumping pipe and drainpipe from main body must be
wrapped by insulation tube evenly, and bound by tighten band
for obstructing air getting in and coagulation.
Flare nut
4) Prevent from water backflow into unit inside during
shutdown, the drain pipe shall place down side and drain water
to outdoor (drain side), the gradient of the drain pipe should be
higher than (1/100), without salient and water remain.(Refer to
Fig.8-1 a)
Stopper
Cap
Valve body
Valve stem
Fig.7-5
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8
5) When connecting drainpipe, don’t drag the pipe that would pull
the main unit. For this, please arrange bearing points every 0.8 to
1.0 meter to avoid pipe be bended (See Fig.8-1 b).
8.2 Drainage Test
Check whether the drainpipe is unhindered
6) When connect a lengthen drainpipe, apply protective tube to
wrap its indoor parts for ensuring the lengthen part connected
tightly.
New built house should have this test done before paving
the ceiling.
1 Remove the test cover, and stow water of about 2000ml
to the water receiver through the stow tube.
7) In case the drainpipe outlet is higher than pumping connective
pipe of the main body, the drainpipe must be arranged upwards
vertically by using connective assembly of the water outlet for
vertical bending, and the height of the drainpipe shall set to the
defrosting pan surface no more than 600mm, otherwise, too much
backflow while shutdown would leads to overflow (Refer to
Fig.8-2).
2 Turn on the power, and operate the air conditioner
under the "COOLING" mode. Listen to the sound of the
drain pump. Check whether the water is discharged well (a
lag of 1min is allowed before discharging, according to the
length of the drain pipe), and check whether water
leaksfrom the joints.
8) Base on the actual requirement to bend piping, and use
connective assembly of water outlet in terminal box for pipe layout.
CAUTIONS: If there is any malfunction, please resolve it
immediately.
CAUTION
The joints in drain system must be sealed to avoid water leakage.
3 Stop the air conditioner for there minutes, check if
everything is ok. If the drain hose is located unreasonable,
water overflow will cause the Alarm indicator lamp flashing
(For both cooling and heating type or cooling only type),
even the water leak out from the water receiver.
9) The height from floor to the end of drainpipe or the bottom of
drain slot must more than 50 mm. Don’t immerse the end of
drainpipe or the bottom of drain slot into water. When drain
condensate liquid to raceway, please bend the drainpipe to a
U-sharped hydroseal for avoiding stench transmitted by drainpipe
to indoor.
4 Check the drain pump whether drain water immediately
when alarm sound for the high water lever. If the water
lever can't come down below to the limited water lever, the
air conditioner will stop. Restart it until turn off the power
and drain off all the water.
5
0.8～1.0 m
The drain plug is used to empty the water-receiver for maintenance
of the air conditioner. Please stuff it imposition at all times during
operation to avoid leakage.
Gradient:
higher than 1/100
9.
a
Turn off the power, drain the water away.
WIRING
Caution
>1.0 m
●
The air conditioner should use separate power supply with rated
voltage, the voltage of power supply must be within90%~110%
of rated value.
●
The external power supply to the air conditioner should have
ground wiring, which is linked to the ground wiring of the indoor
and outdoor unit.
●
The wiring work should be done by qualified persons according
to circuit drawing.
●
A disconnection device having an air gap contact separation in
all active conductors should in corporated in the fixed wiring
according to the National wiring regulation.
●
Be sure to locate the power wiring and the signal wiring well to
avoid cross-disturbance and their contact with connecting pipe
or stop valve body.
●
The wiring attached to this air conditioner is 6m long. Be sure
to prolong it with wiring of the same type and proper length if necessary. Generally, do not twist two wiring together unless the joint
is soldered well and covered with insulator tape.
●
Do not turn on the power until you have checked carefully after
wiring.
●
The yellow and green wire can only be used to link to the ground
wiring.
b
Fig.8-1
0.8-1.0m
Lean over 1/100
Max. 600mm
<200mm
Pump-pipe clasp
(the fittings)
Fig.8-2
The Specification of Power
installation manual
9
Table.9-1
Model(W)
2200~5600
Phase
Power
Terminal board diagram
Please refer to the indoor unit wiring diagram for the wiring.
1-Phase
220-240~50Hz
208-230~60Hz
Frequency and volt
NOTE
The air-conditioners can connect with Central Control
Monitor (CCM). Before operation, please wiring correctly
and set system address and network address of indoor
units.
Circuit breaker/fuse (A)
15/15
Indoor unit power wiring (mm2)
3×2.0
Indoor/outdoor
connecting wiring(mm2)
(weak electric signal)
3-core shielded wire
3×0.5
XT1
L
Y/G
N
CAUTION
A disconnection device having an air gap contact separation in
all active conductors should be incorporated in the fixed wiring
according to the National Wiring Regulation.
TO INDOOR POWER
220-240V~50Hz
208-230V~60Hz
Fig.9-2
XT2
Power (220-240V ~ 50Hz)
(208-230V ~ 60Hz)
X
Y
P
E
GRAY
BLACK
YELLOW
BLACK
Wiring chart
BLUE
WHITE
Ground the air conditioner properly to obtain a good antiinterference effect .
Y/G
Q
I NDOOR UNIT
I NDOOR UNIT
CENTRAL CONTROL
MONITOR(CCM)
TO OUTDOOR
To Central Control Monitor
COMM. BUS
(CCM)COMM. BUS
Please use 3-core shielded wire,and
connect the shielded layer to the earth
COMPUTER
The reserved function
is indicated in broken
line table, users can
select it when
necessary
OUTDOOR UNIT
I NDOOR UNIT
Fig.9-3
Wire
controller
Display
board
To wire controller
The reserved wire control
function is indicated in broken
table, user can purchase the
wire controller when necessary.
3-core shielded wire
Fig.9-1
Fig.9-4
NOTE
10. CONTROL
A, B≤20m
A
Distance between outdoor unit and the farthest indoor
unit ≤1200m (Note: The length of signal wire depends
on actual wiring condition, not longer than 1200m)
Outdoor
Unit
installation manual
10
EF 0
B
Unit
Entrance
of the outdoor Unit
D
ENC1
Indoor
Entrance
of the Indoor Unit
PO WER_S
123 4
This chart is just an on-site wire-connecting example.
For details, please refer to relative National criteria.
Hoursepower code
ABC
Connect the grounded wire to both indoor and outdoor
units;
Hoursepower set
789
We consider the minimal size of the metal core as the wire
size. So it is recommended you adopt a thicker one as the
power conducting wire so as to avoid power decrease;
56
Please remember the surroundings (environmental
temperature, direct sunlight, rain etc.)
Base on different purposes to setting the switch cords on PC panel
of indoor electrical control box. Once finish the setting, please cut off
the main power, and then input power again, otherwise, setting
function could not work.
ENC1
Dial switch
Code
Note: The horsepower
has been set before
leaving the factory ,
which can only be
modified by
professionals.
Horsepower setting
Network address set
Capacity(Horsepower)
0
2200W(0.8HP)
1
2800W(1.0HP)
2
3600W(1.2HP)
3
4500W(1.5HP)
4
5600W(2.0HP)
●
Network address is set by communication of indoor and
outdoor unit; the address is the same as indoor address, there
is no need to set separately.
● The central control of indoor units can be done on outdoor
unit, there is no need to control indoor unit separately, for
details please refer to V4+ outdoor unit manual.
● For previous control of indoor units, the network can be set
by connecting (X,Y,E) terminals, there is no need to set
network address. The network can also be set by outer
network module and main board (CN20).
CAUTION
The system together have 64units(0-63),everyone has only
system addresscode,If two addresses are the same in one
system , the abnormal operation will occur.
Please switch off the power before setting,otherwise the
unexpected error will occur.
Main board Code designation
SW1 definition
ON
ON
ON
SW1
1234
SW1
1234
SW1
● 1 means factory test mode
● 0 means add. auto searching mode
ON
(default setting)
● 1 means DC fan is chosen
● 0 means AC fan is chosen
SW1
1234
ON
SW1
● 10 means DC fan static pressure is 2
1234
● 00 means DC fan static pressure is 0
(reserved)
● 01 means DC fan static pressure is 1
(reserved)
ON
1234
SW1
1234
(reserved)
● 11 means DC fan static pressure is 3
(reserved)
SW2 definition
ON
ON
ON
ON
S W2
12 34
S W2
12 34
S W2
12 34
S W2
12 34
● 00 means the temperature is 15
degrees when shutting down the unit
for cold wind proof.
● 01 means the temperature is 20
degrees when shutting down the
unit for cold wind proof.
● 10 means the temperature is 24
degrees when shutting down the
unit for cold wind proof.
● 11 means the temperature is 26
degrees when shutting down the
unit for cold wind proof.
ON
SW2
● 00 means the time of stopping
1234
ON
SW2
TERMAL fan is 4 minutes
● 01 means the time of stopping
TERMAL fan is 8 minutes
1234
ON
ON
SW2
● 10 means the time of stopping
TERMAL fan is 12 minutes
1234
SW2
1234
● 11 means the time of stopping
TERMAL fan is 16 minutes
SW5 definition
ON
SW 5
● 00 means temperature compensation is
6 degrees under heating mode
ON
1 2
ON
● 10 means temperature compensation
is 4 degrees under heating mode
1 2
SW 5
● 01 means temperature compensation is
1 2
SW5
2 degrees under heating mode
ON
SW5
● 11 means temperature compensation
is 8 degrees under heating mode
1 2
installation manual
11
SW6 definition
12. TEST OPERATION
SW6
ON
● 1 means auto wind under auto mode
1 2
ON
The test operation must be carried out after the entire installation
has been completed.
● 0 means auto wind under non auto mode
Please confirm the following points before the test operation:
SW6
reserved
1 2
J1,J2 definition
J1
J1 no Jumpers means power
off memory function
J1
J1 Jumpers means no power
off memory function
J2
reserved
11. TROUBLE SHOOTING
●
The indoor unit and outdoor unit are installed properly.
●
Tubing and wiring are correctly completed.
●
The refrigerant pipe system is leakage-checked.
●
The drainage is unimpeded.
●
The heating insulation works well.
●
The ground wiring is connected correctly.
●
The length of the tubing and the added stow capacity of the
refrigerant have been recorded.
●
The power voltage fits the rated voltage of the air conditioner.
●
There is no obstacle at the outlet and inlet of the outdoor and
indoor and indoor units.
●
The gas-side and liquid-side stop values are both opened.
●
The air conditioner is pre-heated by turning on the power.
Test operation
Set the air conditioner under the mode of “COOLING”with the
remote controller, and check the following points per the “Owner’s
Manual”If there is any malfunction, please resolve it as per
chapter “Troubles And Causes ”.
Table.12-1
NO. Type
Contents
LED Lamp flash
Remarks
1
The evaporator The run lamp
sensor check
flashes fast
Malfun- point is abnomal
ction
or room temp.
sensor is
abnormal.
2
Indoor/outdoor unit The timer lamp After the malfunctions
Malfun- communication
flashes fast
disappear, it restores
ction
is abnormal
automatically.
3
4
5
6
7
8
Outdoor unit
Malfun- is abnormal
ction
After the malfunctions
disappear, it restores
automatically.
●
Whether the switch on the remote controller works well.
Whether the buttons on the remote controller works well.
Whether the air flow louver moves normally.
Whether the room temperature is adjusted well.
The alarm lamp After the malfunctions
flashes slowly disappear, it restores
automatically.
Whether the indicator lights normally.
Whether the temporary buttons works well.
After the malfunctions
Malfun- Water level switch The alarm lamp disappear, it restores
is abnormal
flashes fast
ction
automatically.
Alarm
Mode conflict
Alarm M_Home
mismatching
Defrost LED flash
Malfunction EEPROM error slowly
Alarm
Whether the drainage is normal.
Whether there is vibration or abnormal noise during operation.
When the indoor unit
The defrost lamp
turns to heating mode
flashes fast
or is turned off, the
alarm will disappear.
4 LED flash
togather
The indoor unit
When the indoor unit is
replaced with a correct
one , the alarm will
disappear
After the malfunctions
disappear, it restores
automatically.
No address
Timer LED and After the malfunctions
when first time run LED flash disappear, it restores
automatically.
power on
togather
Whether the air conditioner heats well in the case of the
HEATING/COOLING type.
●
The outdoor unit
Whether there is vibration or abnormal noise during operation.
Whether the generated wind, noise, or condensed of by the air
conditioner have influenced your neighborhood.
Whether any of the refrigerant is leaked.
CAUTION
Protection function will delay the startup of compressor for 3
minutes in case the unit is turned on immediately after power
on or restarted after shutdown.
installation manual
12
MDV10I-029AW
202000171572